CN101938824B - 空口同步方法、设备及系统 - Google Patents

空口同步方法、设备及系统 Download PDF

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Publication number
CN101938824B
CN101938824B CN2009100867561A CN200910086756A CN101938824B CN 101938824 B CN101938824 B CN 101938824B CN 2009100867561 A CN2009100867561 A CN 2009100867561A CN 200910086756 A CN200910086756 A CN 200910086756A CN 101938824 B CN101938824 B CN 101938824B
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China
Prior art keywords
base station
synchronous
subframe
synchronization
broadcast
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CN2009100867561A
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English (en)
Chinese (zh)
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CN101938824A (zh
Inventor
王竞
崔春风
刘光毅
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China Mobile Communications Group Co Ltd
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China Mobile Communications Group Co Ltd
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Priority to CN2009100867561A priority Critical patent/CN101938824B/zh
Application filed by China Mobile Communications Group Co Ltd filed Critical China Mobile Communications Group Co Ltd
Priority to PCT/CN2010/000981 priority patent/WO2011000216A1/fr
Priority to JP2012518729A priority patent/JP5301732B2/ja
Priority to EP10793511.6A priority patent/EP2451226B1/fr
Priority to US13/381,166 priority patent/US8605646B2/en
Priority to KR1020127001701A priority patent/KR101433483B1/ko
Priority to RU2012101945/07A priority patent/RU2012101945A/ru
Publication of CN101938824A publication Critical patent/CN101938824A/zh
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Publication of CN101938824B publication Critical patent/CN101938824B/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/20—Interfaces between hierarchically similar devices between access points

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CN2009100867561A 2009-06-29 2009-06-29 空口同步方法、设备及系统 Active CN101938824B (zh)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN2009100867561A CN101938824B (zh) 2009-06-29 2009-06-29 空口同步方法、设备及系统
JP2012518729A JP5301732B2 (ja) 2009-06-29 2010-06-29 エアーインターフェース同期方法、装置及びシステム
EP10793511.6A EP2451226B1 (fr) 2009-06-29 2010-06-29 Procédé, appareil et système de synchronisation d'interface radio
US13/381,166 US8605646B2 (en) 2009-06-29 2010-06-29 Air interface synchronization method, apparatus and system
PCT/CN2010/000981 WO2011000216A1 (fr) 2009-06-29 2010-06-29 Procédé, appareil et système de synchronisation d'interface radio
KR1020127001701A KR101433483B1 (ko) 2009-06-29 2010-06-29 무선 인터페이스 동기화 방법, 장치 및 시스템
RU2012101945/07A RU2012101945A (ru) 2009-06-29 2010-06-29 Способ синхронизации с помощью радиоинтерфейса, аппаратура и система

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Application Number Priority Date Filing Date Title
CN2009100867561A CN101938824B (zh) 2009-06-29 2009-06-29 空口同步方法、设备及系统

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CN101938824A CN101938824A (zh) 2011-01-05
CN101938824B true CN101938824B (zh) 2013-01-23

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US (1) US8605646B2 (fr)
EP (1) EP2451226B1 (fr)
JP (1) JP5301732B2 (fr)
KR (1) KR101433483B1 (fr)
CN (1) CN101938824B (fr)
RU (1) RU2012101945A (fr)
WO (1) WO2011000216A1 (fr)

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WO2014142628A2 (fr) * 2013-03-15 2014-09-18 Lg Electronics Inc. Procédé et appareil pour effectuer une synchronisation dans un système de communication sans fil
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US9408167B2 (en) * 2013-05-03 2016-08-02 Blackberry Limited Transmitting a synchronization indication
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US20160192310A1 (en) * 2013-08-11 2016-06-30 Telefonaktiebolaget L M Ericsson (Publ) Method and a Device for Sending a Synchronization Signal
US20160198289A1 (en) * 2013-08-11 2016-07-07 Telefonaktiebolaget L M Ericsson (Publ) A Method and Device for Selecting a Synchronization Reference
CN103476105B (zh) * 2013-08-21 2016-04-06 北京邮电大学 空中接口同步方法
CN104703164B (zh) * 2013-12-10 2018-11-27 电信科学技术研究院 一种获取同步参考的方法、发送同步信息的方法及设备
CN104754723A (zh) * 2013-12-26 2015-07-01 中兴通讯股份有限公司 一种空口同步信令的处理方法和装置
US10182411B2 (en) 2014-01-06 2019-01-15 Telefonaktiebolaget Lm Ericsson (Publ) Method and access point for implementing timing synchronization in a radio communication network
CN104812050B (zh) 2014-01-24 2019-11-15 中兴通讯股份有限公司 一种实现空口同步的方法、小区和系统
CN105103633B (zh) * 2014-01-29 2019-11-29 华为技术有限公司 数据通信的方法及设备
CN103957590A (zh) * 2014-04-25 2014-07-30 京信通信系统（中国）有限公司 一种基站间同步、同步信号发送的方法及装置
CN106464396B (zh) * 2014-05-09 2020-08-14 太阳专利信托公司 设备到设备同步源选择
CN105453667B (zh) * 2014-06-30 2019-05-28 华为技术有限公司 一种时钟同步方法、系统以及相关装置
WO2016023589A1 (fr) * 2014-08-14 2016-02-18 Telefonaktiebolaget L M Ericsson (Publ) Procédé et appareil pour synchroniser une pluralité de dispositifs distribués avec un réseau
CN105407525B (zh) * 2014-09-12 2019-01-01 中国移动通信集团公司 一种空口同步重建的方法、装置及基站
CN104411007B (zh) * 2014-09-29 2018-01-09 京信通信系统（中国）有限公司 基站空口同步校准方法和装置
CN105743633A (zh) * 2014-12-08 2016-07-06 中兴通讯股份有限公司 时钟同步方法、装置、基站及通信系统
CN105917711B (zh) * 2014-12-24 2019-11-19 华为技术有限公司 通信系统、基站及时钟同步方法
US11153837B2 (en) * 2015-07-02 2021-10-19 Qualcomm Incorporated Synchronization for wireless communication systems
US11051264B2 (en) 2016-03-29 2021-06-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Synchronization method, synchronization device and synchronization source
CN107295625B (zh) 2016-03-31 2019-08-16 电信科学技术研究院 一种同步优先级的标识方法及装置
US10477593B2 (en) 2017-06-08 2019-11-12 Qualcomm Incorporated Techniques and apparatuses for access in a backhaul network
CN110166393B (zh) * 2018-02-13 2021-06-25 展讯通信（上海）有限公司 同步信号块的发送、接收方法及装置
CN111383644B (zh) * 2018-12-29 2023-07-21 南京中感微电子有限公司 一种音频通信方法、设备及系统
US11070348B1 (en) * 2019-12-16 2021-07-20 Facebook, Inc. Time synchronization of a wireless network
CN111954148A (zh) * 2020-06-28 2020-11-17 成都星辰瀑布通信技术有限公司 多个无线通信设备相对位置定位方法

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Also Published As

Publication number Publication date
EP2451226A4 (fr) 2017-03-29
RU2012101945A (ru) 2013-07-27
KR101433483B1 (ko) 2014-08-22
US20120134455A1 (en) 2012-05-31
WO2011000216A1 (fr) 2011-01-06
US8605646B2 (en) 2013-12-10
CN101938824A (zh) 2011-01-05
JP5301732B2 (ja) 2013-09-25
KR20120042852A (ko) 2012-05-03
EP2451226A1 (fr) 2012-05-09
EP2451226B1 (fr) 2023-08-16
JP2012531871A (ja) 2012-12-10

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